say it: fuh-NAH-muh-nuhl
phenomenal is an adjective meaning "of or relating to a phenomenon". It carries 2 recorded senses.
of or relating to a phenomenon
“phenomenal science”
exceedingly or unbelievably great
“the bomb did fantastic damage”
“Samson is supposed to have had fantastic strength”
“phenomenal feats of memory”
Definitions, synonyms and semantic relations for phenomenal come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.